When talking about computer systems, hardware means the physical parts of the computer. Computer hardware monitor primary device for displaying information from the computer tower metal casing that holds all of computers components. With the internet, there is a ton of great information available. The hardware components of a computer system are the electronic and mechanical parts. Hardware and software are interconnected, without software, the hardware of a computer. A computer therefore, is a collection of electronic parts body with a set of instructions controlling it mind. The most common use keyboard is the qwerty keyboard. Introduction to computerswhat is a computer wikiversity. Hardware refers to the physical elements of a computer. Computer hardware repairs and maintenance presentaon by akusa peter aker. Acmp 20062008 uaf geophysical institute a1 basic computer hardware and software overview. Computer hardware is any physical device used in or with your machine, whereas software is a collection of code installed onto your computer s hard drive. Introduction to computer hardware slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Some exams like sbi po, sbi clerk, ibps po, ibps clerk, ssc cgl, railways rrb etc.
Computer devices like keyboard, mouse, printer, etc. Computer hardware consists of interconnected electronic devices that we can use to control computers operation, input and output. For example, the computer monitor you are using to read this text and the mouse you are using to navigate this web page are computer hardware. In contrast to software, hardware is a physical entity.
Basic computer hardware notes in pdf computer awareness is tested in almost every exam. If you continue browsing the site, you agree to the use of cookies on this website. People, however, are the most important component of a computer system people use the power of the computer for some purpose. The word hardware is used for physical devices such as tv sets, dvd players and computers. If the hardware is the heart of a computer system, then the software is its soul. Most activities can be described in terms of the inputprocessoutput ipo cycle. Introduction to computer hardware hardware of personal computers lesson 2 part 1. Introduction to computer hardware hardware coursera. Computer hardware is any physical device used in or with your machine, whereas software is a collection of code installed onto your. Computer hardware is any physical device used in or with your machine, whereas software is a collection of code installed onto your computers hard drive.
Introduction to computer hardware chapter exam instructions. The elements of a computer based system are described in the three following scenarios. The material covered is just the general information. It includes not only the computer proper but also the cables, connectors, power supply units, and peripheral devices such as the keyboard, mouse, audio speakers, and printers. A computer that is uprightit looks like someone took a desktop pc and turned it on its side. In catalogs, the word desktop is sometimes used as a name for both the flat design style pictured above and. The term computer hardware or computer parts is used to describe computer components that can be seen and touched. The windows registry holds information regarding hardware and software settings on your computer. Hardware that allows your computer to communicate with you. Tentative topics will include computer organization, instruction set design, memory system design, pipelining, and other techniques to exploit parallelism. A lesson in introduction to computers, a course in school.
The screen goes black to save energy when noone have been using the computer for a while. Jerome holman, and microsoft founder bill gates explain how a computers hardware and software work together. We will demonstrate how to open it up, take it apart and discuss the make up of the mother board, and then put it back. These data will get access to your pc through loopholes in the operating system or in application software. Hardware hardware is the physical aspect of computers, telecommunications, and other devices. Firmware is the intermediate form between hardware and software, which consists of software embedded in electronic chips.
What are the differences between hardware and software. The software, hardware and database described in this document are. Hardware represents the physical and tangible components of a computer i. In computer science and software engineering, computer software is all information processed by computer systems, programs and data. People, however, are the most important component of a computer system people use the.
Introduction to computer repair and maintenance tutorial. Ppt introduction to computer hardware and software. Understanding how computer hardware works is a really helpful skill set in it support, since an it department maintains the hardware that a company uses. The motherboard is made up of even more parts that power and control the computer. You would have often heard the term computer system, which is normally shortened to system. For fixing your pc and eliminating these programs, you should scan with a proper antivirus program. This was back when anything to do with computers had to be beige. Examples of hardware in a computer are the processor, memory devices, monitor, printer. Jan 16, 2014 part one of a twopart lesson teaches you about your computer s hardware. Computer hardware 3 lectures introduction to code 5 lectures artificial intelligence 1 lecture the internet and the web4 lectures human computer interaction 1 lecture. Hardware and software are interconnected, without software, the hardware of a.
Use these computer notes to familiarize yourself with basic computer hardware. Computer hardware is the collection of all the parts you can physically touch. The word software is used for the information used with such devices. This unit provides a brief introduction to computer hardware and software. We will be getting to know about primary memory vs secondary memory through primary memory example. Demystifying technology technical literacy communication with software engineers course overview.
A computers hardware is comprised of many different parts, but perhaps the most important of these is the motherboard. Computer hardware is the collection of physical elements that constitutes a computer system. Computer software, or simply software, is a collection of data or computer instructions that tell the computer how to work. Difference between hardware and software geeksforgeeks. Software the instructions that tell the computer and computer networks what to do. Mar 27, 20 this video will identify each piece of hardware that makes up a computer. In this section of notes you will learn about the basic parts of a computer and how they work. A computer system is a collection of related components that have been designed to work together. Introduction computer systems hardware concepts, software concepts, primary memory unit, output devices, introduction to computer system hardware concepts a computer is an electronic device that processes input data and produces result output according to a set of instructions called program. Click here to see the desktop system these notes were originally prepared on.
Every computer is composed of two basic components. About basic computer hardware every part of your computer is the result of years of research and development. Introduction computer systems hardware concepts, software. Hardware is the physical components of a computer system e. In contrast to software, hardware is a physical entity, while software is a nonphysical entity. We have included this unit to help those who are teaching students with no computer background. One of the oft seen topics in computers is hardware. A computer is a box that you put some stuff in, the box does stuff with it, and then the box has some way of showing the world what it has done. The set of instructions or programs that make the computer function using these hardware parts are called software. A computer that is flat and usually sits on a desk.
The equipment associated with a computer system is called hardware. Software development is very expensive and is a continuing expense. Hardware and software in this section of notes you will learn about the basic parts of a computer and how they work. The physical components of a computer are the hardware, and the digital programs running on the hardware are the software.
The software is the instructions that makes the computer work. Ultimately, computer software is the systems logic computer users. An ebook reader can be a software application for use on a computer such as microsofts free reader application, or a booksized computer the is used solely as a reading device such as nuvomedias rocket ebook. Choose from 500 different sets of computer vocabulary introduction hardware flashcards on quizlet. Devices that allow you to hear sound from the computer. These components can be broken down into two major categories. A software acts as an interface between the user and the hardware. Computer hardware is the physical parts or components of a computer, such as the monitor, mouse, keyboard, computer data storage, hard disk drive hdd, graphic cards, sound cards, memory, motherboard, and so on, all of which are physical objects that are tangible. However, any introductory course in the use of microcomputers is likely to have covered this material already. It is divided into two main categories hardware software 4. Different software applications can be loaded on a hardware to run different jobs. In contrast, software is instructions that can be stored and run by hardware. Hardware is sotermed because it is hard or rigid with respect to changes, whereas software is.
This is also sometime called the machinery or the equipment of the computer. Any kind of computers consists of hardware and software. If possible, have one or more types of computers available to show students the hardware components found on different computer models. The course draws extensively from and uses links to wikipedia. A computer based system is a system in which a computer is involved and consists of three major elements. Hardware and software introduction to computing and internet.
These notes began life as the wikiversity course introduction to computers. The major components of generalpurpose computer system are input unit, maininternal memory or storage unit, output unit, central processing unit. Both hardware and software are necessary for working of a computer. For as long as there has been computer hardware, there has also been computer software. Mar 31, 2012 agenda introduction harware types of hardware software types of software 3. This is session is about basics of hardware and software basics of hardware and software. Knowing your computer hardware components is beneficial when it comes to troubleshooting. Introduction to computer hardware practice test questions. Computer hardware is the collection of all the parts you can physically. In the case of personal computers, some of the input, output, and storage devices are built into the same physical unit. Introduction to computershardware and software wikiversity. Basic computer hardware questions are easy to remember and can count for. Keep in touch read music notes sing n learn hn from 2 to 17 different notes in treble clef and bass clef, treelasticpad treelasticpad is a simple, intuitive computer notes hotel computer software hotel computer software is a system designed to simplify.
Jul 27, 2007 introduction to computer hardware slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The big picture a computer system has three main components. Computer hardware is the collection of physical elements. Introductiona computer is an electronic device that accept data input and, process data arithmetically and logically, produceinformation output. A computer system includes the computer along with software and hardware that are necessary to operate a computer. A computer is an electronic device, operating under the control of instructions stored in its own memory unit, that can accept data input, process data arithmetically and logically. Introduction to computer hardware and software 1 introduction to computer hardware and software 2 definition of a computer. However, any introductory course in the use of micro computers is likely to have covered this material already. James tam basic units of measurement bit binary digit smallest unit of measurement two possible values byte 8 bits word the number of adjacent bits that can be stored and manipulated as a unit 32, 64 for home computers, 128 for the.
A solid understanding of these computer internals will come in handy when troubleshooting hardware related problems, and taking things apart to see how they work is just super fine. Powerpoint slide on introduction to computers compiled by j vidya sagar. Examples of hardware in a computer are the keyboard, the monitor, the mouse and the central processing unit. Chapter one introduction to computer computer a computer is an electronic device, operating under the control of instructions stored in its own memory that can accept data input, process the data according to specified rules, produce information output, and store the information for future use1. The software components of a computer system are the data and the computer programs. The hardware devices attached to the computer are called peripheral equipment. Choose your answers to the questions and click next to see the next set of questions. Introduction to computers 1 james tam introduction to computers. Introduction to computing lecture notes and computer. Software is any set of machinereadable instructions that directs a computer s processor to perform specific operations. A computer program is a set of instructions to solve a particular problem. Computer hardware includes the physical parts of a computer, such as the case, central processing unit cpu, monitor, keyboard, computer data storage, graphics card, sound card, speakers and motherboard by contrast, software is the set of instructions that can be stored and run by hardware.
The system unit contains the electronic components used to process and temporarily store data and instructions figure 3. Learn computer vocabulary introduction hardware with free interactive flashcards. Word processing software uses the computer processor, memory, and. Examples of hardware in a computer are the keyboard, the monitor, the mouse.
This lesson is an introduction to basic computer hardware and software. However, most of a computers hardware cannot be seen. Computer hardware notes software free download computer. The key points are understanding what the components are called, but more importantly, understanding the basics of what they do and how they work together.
A computer is an electronic device, operating under the control of instructions stored in its own memory unit, that can accept data input. The computer is a two part system consisting of a body that is the hardware and a mind that is the software. Computer repair notes free toolbar for mozilla firefox. Computer hardware refers to the physical parts or components of a computer. Introduction to computing lecture notes and computer exercises. A computer like a thin client and server could be set up to run without a. Computer hardware is any physical device used in or with your machine. Presented by arrash jaffarzadeh filmed by savannah silva. Computer repair notes ie computer repair notes ie free toolbar. Basic computer hardware questions are easy to remember and can count for easy marks. Software means the programs and data used with the physical computer. Peripheral equipment includes all input, output, and secondary storage devices.
To get a particular job done on the computer, relevant software should be loaded into the hardware. Programmers are also known as software developers, or just plain developers. Software is just instructions written by a programmer which tells the computer what to do. Paul mullins, slippery rock university these notes began life as the wikiversity course introduction to computers. If the screen is black, move the mouse and wait for a little while. Hardware and software are interconnected, without software, the hardware of a computer would have no function. This work is licensed under a creative commons attributionsharealike 3. Hardware, software, and user where the user may be another computer system. These components include the central processing unit, primary memory, and the system board. You will see a loginpromptat which you have to write your usernameand you will be asked for. Computer hardware usually simply called hardware when a computing context is concerned is the collection of physical elements that constitutes a computer system. Introductiona computer is an electronic device that accept data inputand, process data arithmetically and logically, produceinformation output. A computer may be defined as an electronic device, which can store and manipulate data and provide result according to instructions fed by the user. The word computer comes from the word compute which means to calculate.
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